Well if I re-read your comment, you technically don't say anything too controversial: "so many" isn't really countable. But the implication is that compromises

Well if I re-read your comment, you technically don't say anything too controversial: "so many" isn't really countable. But the implication is that compromises were found because those firmwares were open and/or that closed firmwares suffer fewer similar compromises. Which is what I would question.